- Solar powerJulia Vogel
- Measuring TemperatureJulia Vogel, Luanne Marten
- City food chainsJulia Vogel
- Bats (Our Wild World)Julia Vogel
- Save the planetJulia Vogel
- Our Wild World, Coyotes (Our Wild World)Julia Vogel
- Discover magnetsJulia Vogel
- Wild horsesJulia Vogel
- CaribouJulia Vogel, John F. McGee
- Discover energyJulia Vogel
